wdougwatson's twitter Feed : 2018/12/13 22:38:44
The 12,000 Year old Comet that Landed on TEDTalks…and Erased Ancient Civilization - Greenland Crater. #history #archeology #humanity #share2steem
The 12,000 Year old Comet that Landed on TEDTalks…and Erased Ancient Civilization - Greenland Crater
NASA recently discovered of a massive, 19-mile (31km) wide crater, found hidden underneath Greenland’s Hiawatha Glacier. This crater is the result of an aste...
William Watson
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